asp.net ubb使用代码

////别人写的ubb代码

using system;
using system.text;
using system.text.regularexpressions;
namespace test.com
{
/// <summary>
/// 功能：ubb代码
/// 作者：rexsp
/// 日期：2004-4-6
/// </summary>
public class ubb
{
#region 构造函数
public ubb()
{
//
// todo: 在此处添加构造函数逻辑
//
}
#endregion
#region 公共静态方法
/// <summary>
/// ubb代码处理函数
/// </summary>
/// <param name="sdetail">输入字符串</param>
/// <returns>输出字符串</returns>
public static string ubbtohtml(string sdetail)
{
regex r;
match m;
#region 处理空格
sdetail = sdetail.replace(" "," ");
#endregion
#region html标记符
sdetail = sdetail.replace("<","<");
sdetail = sdetail.replace(">",">");
#endregion
#region 处[b][/b]标记
r = new regex(@"(\[b\])([ \s\t]*?)(\[\/b\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),"<b>" + m.groups[2].tostring() + "</b>");
}
#endregion
#region 处[i][/i]标记
r = new regex(@"(\[i\])([ \s\t]*?)(\[\/i\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),"<i>" + m.groups[2].tostring() + "</i>");
}
#endregion
#region 处[u][/u]标记
r = new regex(@"(\[u\])([ \s\t]*?)(\[\/u\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),"<u>" + m.groups[2].tostring() + "</u>");
}
#endregion
#region 处[p][/p]标记
//处[p][/p]标记
r = new regex(@"((\r\n)*\[p\])(.*?)((\r\n)*\[\/p\])",regexoptions.ignorecase|regexoptions.singleline);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),"<p class=\"pstyle\">" + m.groups[3].tostring() + "</p>");
}
#endregion
#region 处[sup][/sup]标记
//处[sup][/sup]标记
r = new regex(@"(\[sup\])([ \s\t]*?)(\[\/sup\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),"^{" + m.groups[2].tostring() + "}");
}
#endregion
#region 处[sub][/sub]标记
//处[sub][/sub]标记
r = new regex(@"(\[sub\])([ \s\t]*?)(\[\/sub\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),"_{" + m.groups[2].tostring() + "}");
}
#endregion
#region 处[url][/url]标记
//处[url][/url]标记
r = new regex(@"(\[url\])([ \s\t]*?)(\[\/url\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<a href=\"" + m.groups[2].tostring() + "\" target=\"_blank\"><img border=0 src=\"images/url.gif\">" +
m.groups[2].tostring() + "</a>");
}
#endregion
#region 处[url=xxx][/url]标记
//处[url=xxx][/url]标记
r = new regex(@"(\[url=([ \s\t]+)\])([ \s\t]*?)(\[\/url\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<a href=\"" + m.groups[2].tostring() + "\" target=\"_blank\"><img border=0 src=\"images/url.gif\">" +
m.groups[3].tostring() + "</a>");
}
#endregion
#region 处[email][/email]标记
//处[email][/email]标记
r = new regex(@"(\[email\])([ \s\t]*?)(\[\/email\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<a href=\"mailto:" + m.groups[2].tostring() + "\" target=\"_blank\"><img border=0 src=\"images/email.gif\">" +
m.groups[2].tostring() + "</a>");
}
#endregion
#region 处[email=xxx][/email]标记
//处[email=xxx][/email]标记
r = new regex(@"(\[email=([ \s\t]+)\])([ \s\t]*?)(\[\/email\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<a href=\"mailto:" + m.groups[2].tostring() + "\" target=\"_blank\"><img border=0 src=\"images/email.gif\">" +
m.groups[3].tostring() + "</a>");
}
#endregion
#region 处[size=x][/size]标记
//处[size=x][/size]标记
r = new regex(@"(\[size=([1-7])\])([ \s\t]*?)(\[\/size\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<font size=" + m.groups[2].tostring() + ">" +
m.groups[3].tostring() + "</font>");
}
#endregion
#region 处[color=x][/color]标记
//处[color=x][/color]标记
r = new regex(@"(\[color=([\s]+)\])([ \s\t]*?)(\[\/color\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<font color=" + m.groups[2].tostring() + ">" +
m.groups[3].tostring() + "</font>");
}
#endregion
#region 处[font=x][/font]标记
//处[font=x][/font]标记
r = new regex(@"(\[font=([\s]+)\])([ \s\t]*?)(\[\/font\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<font face=" + m.groups[2].tostring() + ">" +
m.groups[3].tostring() + "</font>");
}
#endregion
#region 处理图片链接
//处理图片链接
r = new regex("\\[picture\\](\\d+?)\\[\\/picture\\]",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<a href=\"showimage.aspx?type=all&action=forumimage&imageid=" + m.groups[1].tostring() +
"\" target=\"_blank\"><img border=0 title=\"点击打开新窗口查看\" src=\"showimage.aspx?action=forumimage&imageid=" + m.groups[1].tostring() +
"\"></a>");
}
#endregion
#region 处理[align=x][/align]
//处理[align=x][/align]
r = new regex(@"(\[align=([\s]+)\])([ \s\t]*?)(\[\/align\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<p align=" + m.groups[2].tostring() + ">" +
m.groups[3].tostring() + "</p>");
}
#endregion
#region 处[h=x][/h]标记
//处[h=x][/h]标记
r = new regex(@"(\[h=([1-6])\])([ \s\t]*?)(\[\/h\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),
"<h" + m.groups[2].tostring() + ">" +
m.groups[3].tostring() + "</h" + m.groups[2].tostring() + ">");
}
#endregion
#region 处理[list=x][*][/list]
//处理[list=x][*][/list]
r = new regex(@"(\[list(=(a|a|i|i| ))?\]([ \s\t]*)\r\n)((\[\*\]([ \s\t]*\r\n))*?)(\[\/list\])",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
string strli = m.groups[5].tostring();
regex rli = new regex(@"\[\*\]([ \s\t]*\r\n?)",regexoptions.ignorecase);
match mli;
for (mli = rli.match(strli); mli.success; mli = mli.nextmatch())
{
strli = strli.replace(mli.groups[0].tostring(),"<li>" + mli.groups[1]);
}
sdetail = sdetail.replace(m.groups[0].tostring(),
"<ul type=\"" + m.groups[3].tostring() + "\"><b>" + m.groups[4].tostring() + "</b>" +
strli + "</ul>");
}
#endregion
#region 处理换行
//处理换行，在每个新行的前面添加两个全角空格
r = new regex(@"(\r\n(( )|　)+)(?<正文>\s+)",regexoptions.ignorecase);
for (m = r.match(sdetail); m.success; m = m.nextmatch())
{
sdetail = sdetail.replace(m.groups[0].tostring(),"<br>　　" + m.groups["正文"].tostring());
}
//处理换行，在每个新行的前面添加两个全角空格
sdetail = sdetail.replace("\r\n","<br>");
#endregion
return sdetail;
}
#endregion
}
}

asp.net(c#) ubb处理类